PNG ICO ICNS MORE
Horizon
Critical, Battery
WhiteSmoke
16x16
Dark Glass
message box, Critical
Gold
128x128
Nuove
Critical, message box
Firebrick
Nuvola
DarkRed
48x48
Crystal Project
Critical, trouble, update
Maroon
32x32
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Crystal Clear Actions
256x256
Critical, update
Black
Refresh CL
Critical
DarkOrange
Kids
Mixed
Smooth
Angular UI
Halt, Critical, Error
Red
512x512
Photography & graphic design
3D
32x32 Free Design Icons
Details, Critical
Lavender
Business & finance
UI
Pixel
Lynx Black
messagebox, Critical
IndianRed
22x22
Family & home
Cartoon
Critical, Attention, Error
Computer & hardware
trouble, Critical, update
Futurosoft
Critical, messagebox
Glaze
Crimson
64x64
Desktop apps
KDE Crystal Diamond
Crystal Clear
